<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>通配符选择器</title>
    <style>
        /*通配符选择器：选择所有标签*/
        *{
            color: red;
            font-size: 20px;
        }

    </style>
</head>
<body>
    <p>通配符选择器</p>
    <div>通配符选择器</div>
</body>
</html>